News tagged with elliptical galaxies

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Astronomers pin down galaxy collision rate

(PhysOrg.com) -- A new analysis of images from the Hubble Space Telescope combined with supercomputer simulations of galaxy collisions has cleared up years of confusion about the rate at which smaller galaxies merge to form ...

dateOct 27, 2011 in Astronomy
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Hubble spies edge-on beauty

(Phys.org) -- Visible in the constellation of Andromeda, NGC 891 is located approximately 30 million light-years away from Earth. The NASA/ESA Hubble Space Telescope turned its powerful wide field Advanced Camera for Surveys ...

dateMay 21, 2012 in Astronomy
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Large galaxies stopped growing 7 billion years ago

(PhysOrg.com) -- Galaxies are thought to develop by the gravitational attraction between and merger of smaller 'sub-galaxies', a process that standard cosmological ideas suggest should be ongoing. But new data from a team ...

dateApr 20, 2011 in Astronomy
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NGC 4696: A cosmic question mark

This picture, taken by Hubble's Advanced Camera for Surveys, is not just a beautiful snapshot of NGC 4696, the largest galaxy in the Centaurus Cluster (galaxy cluster Abell 3526). It is also an illustration of the rich variety ...

dateAug 12, 2010 in Astronomy
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